#!/bin/sh

set -e

cd $(dirname $0)

. ../../../common/config.sh
. ../../../common/log.sh

log_start "$0" "reports all entry from /var/log/lastlog"

save_config

# restore the files on exit
trap 'log_status "$0" "FAILURE"; restore_config' 0

change_config

echo -n "Create an empty /var/log/lastlog (it will not be restored)..."
> /var/log/lastlog
echo "OK"

echo -n "lastlog -u me..."
lastlog -u me 2>tmp/lastlog.err && exit 1 || {
	status=$?
}
echo "OK."

echo -n "Check returned status ($status)..."
test "$status" = "1"
echo "OK"

echo "lastlog reported:"
echo "======================================================================="
cat tmp/lastlog.err
echo "======================================================================="
echo -n "Check the usage message..."
diff -au data/lastlog.err tmp/lastlog.err
echo "message OK."
rm -f tmp/lastlog.err

log_status "$0" "SUCCESS"
restore_config
trap '' 0

